The Master Chef 5.5 Litre Pressure Cooker cooks food faster than regular cooking pots; it has a triple safety system that helps to secure to lid and prevent any form of accident. The gasket release mechanism allows for excess pressure to go out of the cooker. This is to ensure that the pressure from inside the pot does not take the lid off. This pressure cooker has heavy duty construction which makes it sturdy and it requires little maintenance.The?Master Chef 5.5?Litre?Pressure Cooker cooks food faster than regular cooking pots; it has a triple safety system that helps to secure to lid and prevent any form of accident. The gasket release mechanism allows for excess pressure to go out of the cooker. This is to ensure that the pressure from inside the pot does not take the lid off. This pressure cooker has heavy duty construction which makes it sturdy and it requires little maintenance.